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[proxmark3-svn] / client / cmdhfmf.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2011,2012 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmf.h"
12
13 #include <inttypes.h>
14 #include <string.h>
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <ctype.h>
18 #include "comms.h"
19 #include "cmdmain.h"
20 #include "cmdhfmfhard.h"
21 #include "parity.h"
22 #include "util.h"
23 #include "util_posix.h"
24 #include "usb_cmd.h"
25 #include "ui.h"
26 #include "mifare/mifarehost.h"
27 #include "mifare.h"
28 #include "mifare/mfkey.h"
29 #include "hardnested/hardnested_bf_core.h"
30 #include "cliparser/cliparser.h"
31 #include "cmdhf14a.h"
32 #include "mifare/mifaredefault.h"
33 #include "mifare/mifare4.h"
34 #include "mifare/mad.h"
35 #include "mifare/ndef.h"
36 #include "emv/dump.h"
37
38 #define NESTED_SECTOR_RETRY 10 // how often we try mfested() until we give up
39
40 static int CmdHelp(const char *Cmd);
41
42 int CmdHF14AMifare(const char *Cmd)
43 {
44 int isOK = 0;
45 uint64_t key = 0;
46 isOK = mfDarkside(&key);
47 switch (isOK) {
48 case -1 : PrintAndLog("Button pressed. Aborted."); return 1;
49 case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests)."); return 1;
50 case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable)."); return 1;
51 case -4 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator seems to be based on the wellknown");
52 PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour."); return 1;
53 case -5 : PrintAndLog("Aborted via keyboard."); return 1;
54 default : PrintAndLog("Found valid key:%012" PRIx64 "\n", key);
55 }
56
57 PrintAndLog("");
58 return 0;
59 }
60
61
62 int CmdHF14AMfWrBl(const char *Cmd)
63 {
64 uint8_t blockNo = 0;
65 uint8_t keyType = 0;
66 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
67 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
68
69 char cmdp = 0x00;
70
71 if (strlen(Cmd)<3) {
72 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
73 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
74 return 0;
75 }
76
77 blockNo = param_get8(Cmd, 0);
78 cmdp = param_getchar(Cmd, 1);
79 if (cmdp == 0x00) {
80 PrintAndLog("Key type must be A or B");
81 return 1;
82 }
83 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
84 if (param_gethex(Cmd, 2, key, 12)) {
85 PrintAndLog("Key must include 12 HEX symbols");
86 return 1;
87 }
88 if (param_gethex(Cmd, 3, bldata, 32)) {
89 PrintAndLog("Block data must include 32 HEX symbols");
90 return 1;
91 }
92 PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
93 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
94
95 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
96 memcpy(c.d.asBytes, key, 6);
97 memcpy(c.d.asBytes + 10, bldata, 16);
98 SendCommand(&c);
99
100 UsbCommand resp;
101 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
102 uint8_t isOK = resp.arg[0] & 0xff;
103 PrintAndLog("isOk:%02x", isOK);
104 } else {
105 PrintAndLog("Command execute timeout");
106 }
107
108 return 0;
109 }
110
111 int CmdHF14AMfRdBl(const char *Cmd)
112 {
113 uint8_t blockNo = 0;
114 uint8_t keyType = 0;
115 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
116
117 char cmdp = 0x00;
118
119
120 if (strlen(Cmd)<3) {
121 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
122 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
123 return 0;
124 }
125
126 blockNo = param_get8(Cmd, 0);
127 cmdp = param_getchar(Cmd, 1);
128 if (cmdp == 0x00) {
129 PrintAndLog("Key type must be A or B");
130 return 1;
131 }
132 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
133 if (param_gethex(Cmd, 2, key, 12)) {
134 PrintAndLog("Key must include 12 HEX symbols");
135 return 1;
136 }
137 PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
138
139 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
140 memcpy(c.d.asBytes, key, 6);
141 SendCommand(&c);
142
143 UsbCommand resp;
144 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
145 uint8_t isOK = resp.arg[0] & 0xff;
146 uint8_t *data = resp.d.asBytes;
147
148 if (isOK) {
149 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
150 } else {
151 PrintAndLog("isOk:%02x", isOK);
152 return 1;
153 }
154
155 if (mfIsSectorTrailer(blockNo) && (data[6] || data[7] || data[8])) {
156 PrintAndLogEx(NORMAL, "Trailer decoded:");
157 int bln = mfFirstBlockOfSector(mfSectorNum(blockNo));
158 int blinc = (mfNumBlocksPerSector(mfSectorNum(blockNo)) > 4) ? 5 : 1;
159 for (int i = 0; i < 4; i++) {
160 PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &data[6]));
161 bln += blinc;
162 }
163 PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&data[9], 1));
164 }
165 } else {
166 PrintAndLog("Command execute timeout");
167 return 2;
168 }
169
170 return 0;
171 }
172
173 int CmdHF14AMfRdSc(const char *Cmd)
174 {
175 int i;
176 uint8_t sectorNo = 0;
177 uint8_t keyType = 0;
178 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
179 uint8_t isOK = 0;
180 uint8_t *data = NULL;
181 char cmdp = 0x00;
182
183 if (strlen(Cmd)<3) {
184 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
185 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
186 return 0;
187 }
188
189 sectorNo = param_get8(Cmd, 0);
190 if (sectorNo > 39) {
191 PrintAndLog("Sector number must be less than 40");
192 return 1;
193 }
194 cmdp = param_getchar(Cmd, 1);
195 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
196 PrintAndLog("Key type must be A or B");
197 return 1;
198 }
199 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
200 if (param_gethex(Cmd, 2, key, 12)) {
201 PrintAndLog("Key must include 12 HEX symbols");
202 return 1;
203 }
204 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
205
206 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
207 memcpy(c.d.asBytes, key, 6);
208 SendCommand(&c);
209 PrintAndLog(" ");
210
211 UsbCommand resp;
212 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
213 isOK = resp.arg[0] & 0xff;
214 data = resp.d.asBytes;
215
216 PrintAndLog("isOk:%02x", isOK);
217 if (isOK) {
218 for (i = 0; i < (sectorNo<32?3:15); i++) {
219 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
220 }
221 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
222
223 PrintAndLogEx(NORMAL, "Trailer decoded:");
224 int bln = mfFirstBlockOfSector(sectorNo);
225 int blinc = (mfNumBlocksPerSector(sectorNo) > 4) ? 5 : 1;
226 for (i = 0; i < 4; i++) {
227 PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &(data + (sectorNo<32?3:15) * 16)[6]));
228 bln += blinc;
229 }
230 PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&(data + (sectorNo<32?3:15) * 16)[9], 1));
231 }
232 } else {
233 PrintAndLog("Command execute timeout");
234 }
235
236 return 0;
237 }
238
239 uint8_t FirstBlockOfSector(uint8_t sectorNo)
240 {
241 if (sectorNo < 32) {
242 return sectorNo * 4;
243 } else {
244 return 32 * 4 + (sectorNo - 32) * 16;
245 }
246 }
247
248 uint8_t NumBlocksPerSector(uint8_t sectorNo)
249 {
250 if (sectorNo < 32) {
251 return 4;
252 } else {
253 return 16;
254 }
255 }
256
257 static int ParamCardSizeSectors(const char c) {
258 int numSectors = 16;
259 switch (c) {
260 case '0' : numSectors = 5; break;
261 case '2' : numSectors = 32; break;
262 case '4' : numSectors = 40; break;
263 default: numSectors = 16;
264 }
265 return numSectors;
266 }
267
268 static int ParamCardSizeBlocks(const char c) {
269 int numBlocks = 16 * 4;
270 switch (c) {
271 case '0' : numBlocks = 5 * 4; break;
272 case '2' : numBlocks = 32 * 4; break;
273 case '4' : numBlocks = 32 * 4 + 8 * 16; break;
274 default: numBlocks = 16 * 4;
275 }
276 return numBlocks;
277 }
278
279 int CmdHF14AMfDump(const char *Cmd)
280 {
281 uint8_t sectorNo, blockNo;
282
283 uint8_t keys[2][40][6];
284 uint8_t rights[40][4];
285 uint8_t carddata[256][16];
286 uint8_t numSectors = 16;
287
288 FILE *fin;
289 FILE *fout;
290
291 UsbCommand resp;
292
293 char cmdp = param_getchar(Cmd, 0);
294 numSectors = ParamCardSizeSectors(cmdp);
295
296 if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') {
297 PrintAndLog("Usage: hf mf dump [card memory] [k|m]");
298 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
299 PrintAndLog(" k: Always try using both Key A and Key B for each sector, even if access bits would prohibit it");
300 PrintAndLog(" m: When missing access bits or keys, replace that block with NULL");
301 PrintAndLog("");
302 PrintAndLog("Samples: hf mf dump");
303 PrintAndLog(" hf mf dump 4");
304 PrintAndLog(" hf mf dump 4 m");
305 return 0;
306 }
307
308 char opts = param_getchar(Cmd, 1);
309 bool useBothKeysAlways = false;
310 if (opts == 'k' || opts == 'K') useBothKeysAlways = true;
311 bool nullMissingKeys = false;
312 if (opts == 'm' || opts == 'M') nullMissingKeys = true;
313
314 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
315 PrintAndLog("Could not find file dumpkeys.bin");
316 return 1;
317 }
318
319 // Read keys from file
320 for (int group=0; group<=1; group++) {
321 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
322 size_t bytes_read = fread(keys[group][sectorNo], 1, 6, fin);
323 if (bytes_read != 6) {
324 PrintAndLog("File reading error.");
325 fclose(fin);
326 return 2;
327 }
328 }
329 }
330
331 fclose(fin);
332
333 PrintAndLog("|-----------------------------------------|");
334 PrintAndLog("|------ Reading sector access bits...-----|");
335 PrintAndLog("|-----------------------------------------|");
336 uint8_t tries = 0;
337 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
338 for (tries = 0; tries < 3; tries++) {
339 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
340 // At least the Access Conditions can always be read with key A.
341 memcpy(c.d.asBytes, keys[0][sectorNo], 6);
342 SendCommand(&c);
343
344 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
345 uint8_t isOK = resp.arg[0] & 0xff;
346 uint8_t *data = resp.d.asBytes;
347 if (isOK){
348 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
349 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
350 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
351 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
352 break;
353 } else if (tries == 2) { // on last try set defaults
354 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
355 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
356 rights[sectorNo][3] = 0x01;
357 }
358 } else {
359 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
360 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
361 rights[sectorNo][3] = 0x01;
362 }
363 }
364 }
365
366 PrintAndLog("|-----------------------------------------|");
367 PrintAndLog("|----- Dumping all blocks to file... -----|");
368 PrintAndLog("|-----------------------------------------|");
369
370 bool isOK = true;
371 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
372 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
373 bool received = false;
374 for (tries = 0; tries < 3; tries++) {
375 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
376 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
377 memcpy(c.d.asBytes, keys[0][sectorNo], 6);
378 SendCommand(&c);
379 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
380 } else if (useBothKeysAlways) {
381 // Always try both keys, even if access conditions wouldn't work.
382 for (int k=0; k<=1; k++) {
383 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
384 memcpy(c.d.asBytes, keys[k][sectorNo], 6);
385 SendCommand(&c);
386 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
387
388 // Don't try the other one on success.
389 if (resp.arg[0] & 0xff) break;
390 }
391 } else { // data block. Check if it can be read with key A or key B
392 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
393 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
394 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
395 memcpy(c.d.asBytes, keys[1][sectorNo], 6);
396 SendCommand(&c);
397 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
398 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
399 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
400 if (nullMissingKeys) {
401 memset(resp.d.asBytes, 0, 16);
402 resp.arg[0] = 1;
403 PrintAndLog(" ... filling the block with NULL");
404 received = true;
405 } else {
406 isOK = false;
407 tries = 2;
408 }
409 } else { // key A would work
410 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
411 memcpy(c.d.asBytes, keys[0][sectorNo], 6);
412 SendCommand(&c);
413 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
414 }
415 }
416 if (received) {
417 isOK = resp.arg[0] & 0xff;
418 if (isOK) break;
419 }
420 }
421
422 if (received) {
423 isOK = resp.arg[0] & 0xff;
424 uint8_t *data = resp.d.asBytes;
425 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
426 memcpy(data, keys[0][sectorNo], 6);
427 memcpy(data + 10, keys[1][sectorNo], 6);
428 }
429 if (isOK) {
430 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
431 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
432 } else {
433 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
434 break;
435 }
436 }
437 else {
438 isOK = false;
439 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
440 break;
441 }
442 }
443 }
444
445 if (isOK) {
446 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
447 PrintAndLog("Could not create file name dumpdata.bin");
448 return 1;
449 }
450 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
451 fwrite(carddata, 1, 16*numblocks, fout);
452 fclose(fout);
453 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
454 }
455
456 return 0;
457 }
458
459 int CmdHF14AMfRestore(const char *Cmd)
460 {
461 uint8_t sectorNo,blockNo;
462 uint8_t keyType = 0;
463 uint8_t key[6] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
464 uint8_t bldata[16] = {0x00};
465 uint8_t keyA[40][6];
466 uint8_t keyB[40][6];
467 uint8_t numSectors;
468
469 FILE *fdump;
470 FILE *fkeys;
471
472 char cmdp = param_getchar(Cmd, 0);
473 switch (cmdp) {
474 case '0' : numSectors = 5; break;
475 case '1' :
476 case '\0': numSectors = 16; break;
477 case '2' : numSectors = 32; break;
478 case '4' : numSectors = 40; break;
479 default: numSectors = 16;
480 }
481
482 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
483 PrintAndLog("Usage: hf mf restore [card memory]");
484 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
485 PrintAndLog("");
486 PrintAndLog("Samples: hf mf restore");
487 PrintAndLog(" hf mf restore 4");
488 return 0;
489 }
490
491 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
492 PrintAndLog("Could not find file dumpkeys.bin");
493 return 1;
494 }
495
496 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
497 size_t bytes_read = fread(keyA[sectorNo], 1, 6, fkeys);
498 if (bytes_read != 6) {
499 PrintAndLog("File reading error (dumpkeys.bin).");
500 fclose(fkeys);
501 return 2;
502 }
503 }
504
505 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
506 size_t bytes_read = fread(keyB[sectorNo], 1, 6, fkeys);
507 if (bytes_read != 6) {
508 PrintAndLog("File reading error (dumpkeys.bin).");
509 fclose(fkeys);
510 return 2;
511 }
512 }
513
514 fclose(fkeys);
515
516 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
517 PrintAndLog("Could not find file dumpdata.bin");
518 return 1;
519 }
520 PrintAndLog("Restoring dumpdata.bin to card");
521
522 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
523 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
524 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
525 memcpy(c.d.asBytes, key, 6);
526
527 size_t bytes_read = fread(bldata, 1, 16, fdump);
528 if (bytes_read != 16) {
529 PrintAndLog("File reading error (dumpdata.bin).");
530 fclose(fdump);
531 return 2;
532 }
533
534 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
535 bldata[0] = (keyA[sectorNo][0]);
536 bldata[1] = (keyA[sectorNo][1]);
537 bldata[2] = (keyA[sectorNo][2]);
538 bldata[3] = (keyA[sectorNo][3]);
539 bldata[4] = (keyA[sectorNo][4]);
540 bldata[5] = (keyA[sectorNo][5]);
541 bldata[10] = (keyB[sectorNo][0]);
542 bldata[11] = (keyB[sectorNo][1]);
543 bldata[12] = (keyB[sectorNo][2]);
544 bldata[13] = (keyB[sectorNo][3]);
545 bldata[14] = (keyB[sectorNo][4]);
546 bldata[15] = (keyB[sectorNo][5]);
547 }
548
549 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
550
551 memcpy(c.d.asBytes + 10, bldata, 16);
552 SendCommand(&c);
553
554 UsbCommand resp;
555 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
556 uint8_t isOK = resp.arg[0] & 0xff;
557 PrintAndLog("isOk:%02x", isOK);
558 } else {
559 PrintAndLog("Command execute timeout");
560 }
561 }
562 }
563
564 fclose(fdump);
565 return 0;
566 }
567
568 //----------------------------------------------
569 // Nested
570 //----------------------------------------------
571
572 static void parseParamTDS(const char *Cmd, const uint8_t indx, bool *paramT, bool *paramD, uint8_t *timeout) {
573 char ctmp3[4] = {0};
574 int len = param_getlength(Cmd, indx);
575 if (len > 0 && len < 4){
576 param_getstr(Cmd, indx, ctmp3, sizeof(ctmp3));
577
578 *paramT |= (ctmp3[0] == 't' || ctmp3[0] == 'T');
579 *paramD |= (ctmp3[0] == 'd' || ctmp3[0] == 'D');
580 bool paramS1 = *paramT || *paramD;
581
582 // slow and very slow
583 if (ctmp3[0] == 's' || ctmp3[0] == 'S' || ctmp3[1] == 's' || ctmp3[1] == 'S') {
584 *timeout = 11; // slow
585
586 if (!paramS1 && (ctmp3[1] == 's' || ctmp3[1] == 'S')) {
587 *timeout = 53; // very slow
588 }
589 if (paramS1 && (ctmp3[2] == 's' || ctmp3[2] == 'S')) {
590 *timeout = 53; // very slow
591 }
592 }
593 }
594 }
595
596 int CmdHF14AMfNested(const char *Cmd)
597 {
598 int i, j, res, iterations;
599 sector_t *e_sector = NULL;
600 uint8_t blockNo = 0;
601 uint8_t keyType = 0;
602 uint8_t trgBlockNo = 0;
603 uint8_t trgKeyType = 0;
604 uint8_t SectorsCnt = 0;
605 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
606 uint8_t keyBlock[MifareDefaultKeysSize * 6];
607 uint64_t key64 = 0;
608 // timeout in units. (ms * 106)/10 or us*0.0106
609 uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default
610
611 bool autosearchKey = false;
612
613 bool transferToEml = false;
614 bool createDumpFile = false;
615 FILE *fkeys;
616 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
617 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
618
619 char cmdp, ctmp;
620
621 if (strlen(Cmd)<3) {
622 PrintAndLog("Usage:");
623 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t|d|s|ss]");
624 PrintAndLog(" all sectors autosearch key: hf mf nested <card memory> * [t|d|s|ss]");
625 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
626 PrintAndLog(" <target block number> <target key A/B> [t]");
627 PrintAndLog(" ");
628 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
629 PrintAndLog("t - transfer keys to emulator memory");
630 PrintAndLog("d - write keys to binary file dumpkeys.bin");
631 PrintAndLog("s - Slow (1ms) check keys (required by some non standard cards)");
632 PrintAndLog("ss - Very slow (5ms) check keys");
633 PrintAndLog(" ");
634 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
635 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
636 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
637 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
638 PrintAndLog(" sample5: hf mf nested 1 * t");
639 PrintAndLog(" sample6: hf mf nested 1 * ss");
640 return 0;
641 }
642
643 // <card memory>
644 cmdp = param_getchar(Cmd, 0);
645 if (cmdp == 'o' || cmdp == 'O') {
646 cmdp = 'o';
647 SectorsCnt = 1;
648 } else {
649 SectorsCnt = ParamCardSizeSectors(cmdp);
650 }
651
652 // <block number>. number or autosearch key (*)
653 if (param_getchar(Cmd, 1) == '*') {
654 autosearchKey = true;
655
656 parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a);
657
658 PrintAndLog("--nested. sectors:%2d, block no:*, eml:%c, dmp=%c checktimeout=%d us",
659 SectorsCnt, transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);
660 } else {
661 blockNo = param_get8(Cmd, 1);
662
663 ctmp = param_getchar(Cmd, 2);
664 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
665 PrintAndLog("Key type must be A or B");
666 return 1;
667 }
668
669 if (ctmp != 'A' && ctmp != 'a')
670 keyType = 1;
671
672 if (param_gethex(Cmd, 3, key, 12)) {
673 PrintAndLog("Key must include 12 HEX symbols");
674 return 1;
675 }
676
677 // check if we can authenticate to sector
678 res = mfCheckKeys(blockNo, keyType, true, 1, key, &key64);
679 if (res) {
680 PrintAndLog("Can't authenticate to block:%3d key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
681 return 3;
682 }
683
684 // one sector nested
685 if (cmdp == 'o') {
686 trgBlockNo = param_get8(Cmd, 4);
687
688 ctmp = param_getchar(Cmd, 5);
689 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
690 PrintAndLog("Target key type must be A or B");
691 return 1;
692 }
693 if (ctmp != 'A' && ctmp != 'a')
694 trgKeyType = 1;
695
696 parseParamTDS(Cmd, 6, &transferToEml, &createDumpFile, &btimeout14a);
697 } else {
698 parseParamTDS(Cmd, 4, &transferToEml, &createDumpFile, &btimeout14a);
699 }
700
701 PrintAndLog("--nested. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us",
702 SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);
703 }
704
705 // one-sector nested
706 if (cmdp == 'o') { // ------------------------------------ one sector working
707 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
708 int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);
709 if (isOK) {
710 switch (isOK) {
711 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
712 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
713 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break;
714 default : PrintAndLog("Unknown Error.\n");
715 }
716 return 2;
717 }
718 key64 = bytes_to_num(keyBlock, 6);
719 if (key64) {
720 PrintAndLog("Found valid key:%012" PRIx64, key64);
721
722 // transfer key to the emulator
723 if (transferToEml) {
724 uint8_t sectortrailer;
725 if (trgBlockNo < 32*4) { // 4 block sector
726 sectortrailer = trgBlockNo | 0x03;
727 } else { // 16 block sector
728 sectortrailer = trgBlockNo | 0x0f;
729 }
730 mfEmlGetMem(keyBlock, sectortrailer, 1);
731
732 if (!trgKeyType)
733 num_to_bytes(key64, 6, keyBlock);
734 else
735 num_to_bytes(key64, 6, &keyBlock[10]);
736 mfEmlSetMem(keyBlock, sectortrailer, 1);
737 PrintAndLog("Key transferred to emulator memory.");
738 }
739 } else {
740 PrintAndLog("No valid key found");
741 }
742 }
743 else { // ------------------------------------ multiple sectors working
744 uint64_t msclock1;
745 msclock1 = msclock();
746
747 e_sector = calloc(SectorsCnt, sizeof(sector_t));
748 if (e_sector == NULL) return 1;
749
750 //test current key and additional standard keys first
751 for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){
752 num_to_bytes(MifareDefaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
753 }
754
755 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
756 mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, MifareDefaultKeysSize, keyBlock, e_sector);
757
758 // get known key from array
759 bool keyFound = false;
760 if (autosearchKey) {
761 for (i = 0; i < SectorsCnt; i++) {
762 for (j = 0; j < 2; j++) {
763 if (e_sector[i].foundKey[j]) {
764 // get known key
765 blockNo = i * 4;
766 keyType = j;
767 num_to_bytes(e_sector[i].Key[j], 6, key);
768 keyFound = true;
769 break;
770 }
771 }
772 if (keyFound) break;
773 }
774
775 // Can't found a key....
776 if (!keyFound) {
777 PrintAndLog("Can't found any of the known keys.");
778 free(e_sector);
779 return 4;
780 }
781 PrintAndLog("--auto key. block no:%3d, key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
782 }
783
784 // nested sectors
785 iterations = 0;
786 PrintAndLog("nested...");
787 bool calibrate = true;
788 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
789 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
790 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
791 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
792 PrintAndLog("-----------------------------------------------");
793 int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate);
794 if(isOK) {
795 switch (isOK) {
796 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
797 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
798 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break;
799 default : PrintAndLog("Unknown Error.\n");
800 }
801 free(e_sector);
802 return 2;
803 } else {
804 calibrate = false;
805 }
806
807 iterations++;
808
809 key64 = bytes_to_num(keyBlock, 6);
810 if (key64) {
811 PrintAndLog("Found valid key:%012" PRIx64, key64);
812 e_sector[sectorNo].foundKey[trgKeyType] = 1;
813 e_sector[sectorNo].Key[trgKeyType] = key64;
814
815 // try to check this key as a key to the other sectors
816 mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, 1, keyBlock, e_sector);
817 }
818 }
819 }
820 }
821
822 // print nested statistic
823 PrintAndLog("\n\n-----------------------------------------------\nNested statistic:\nIterations count: %d", iterations);
824 PrintAndLog("Time in nested: %1.3f (%1.3f sec per key)", ((float)(msclock() - msclock1))/1000.0, ((float)(msclock() - msclock1))/iterations/1000.0);
825
826 // print result
827 PrintAndLog("|---|----------------|---|----------------|---|");
828 PrintAndLog("|sec|key A |res|key B |res|");
829 PrintAndLog("|---|----------------|---|----------------|---|");
830 for (i = 0; i < SectorsCnt; i++) {
831 PrintAndLog("|%03d| %012" PRIx64 " | %d | %012" PRIx64 " | %d |", i,
832 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
833 }
834 PrintAndLog("|---|----------------|---|----------------|---|");
835
836 // transfer keys to the emulator memory
837 if (transferToEml) {
838 for (i = 0; i < SectorsCnt; i++) {
839 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
840 if (e_sector[i].foundKey[0])
841 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
842 if (e_sector[i].foundKey[1])
843 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
844 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
845 }
846 PrintAndLog("Keys transferred to emulator memory.");
847 }
848
849 // Create dump file
850 if (createDumpFile) {
851 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
852 PrintAndLog("Could not create file dumpkeys.bin");
853 free(e_sector);
854 return 1;
855 }
856 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
857 for(i=0; i<SectorsCnt; i++) {
858 if (e_sector[i].foundKey[0]){
859 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
860 fwrite ( tempkey, 1, 6, fkeys );
861 }
862 else{
863 fwrite ( &standart, 1, 6, fkeys );
864 }
865 }
866 for(i=0; i<SectorsCnt; i++) {
867 if (e_sector[i].foundKey[1]){
868 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
869 fwrite ( tempkey, 1, 6, fkeys );
870 }
871 else{
872 fwrite ( &standart, 1, 6, fkeys );
873 }
874 }
875 fclose(fkeys);
876 }
877
878 free(e_sector);
879 }
880 return 0;
881 }
882
883
884 int CmdHF14AMfNestedHard(const char *Cmd)
885 {
886 uint8_t blockNo = 0;
887 uint8_t keyType = 0;
888 uint8_t trgBlockNo = 0;
889 uint8_t trgKeyType = 0;
890 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
891 uint8_t trgkey[6] = {0, 0, 0, 0, 0, 0};
892
893 char ctmp;
894 ctmp = param_getchar(Cmd, 0);
895
896 if (ctmp != 'R' && ctmp != 'r' && ctmp != 'T' && ctmp != 't' && strlen(Cmd) < 20) {
897 PrintAndLog("Usage:");
898 PrintAndLog(" hf mf hardnested <block number> <key A|B> <key (12 hex symbols)>");
899 PrintAndLog(" <target block number> <target key A|B> [known target key (12 hex symbols)] [w] [s]");
900 PrintAndLog(" or hf mf hardnested r [known target key]");
901 PrintAndLog(" ");
902 PrintAndLog("Options: ");
903 PrintAndLog(" w: Acquire nonces and write them to binary file nonces.bin");
904 PrintAndLog(" s: Slower acquisition (required by some non standard cards)");
905 PrintAndLog(" r: Read nonces.bin and start attack");
906 PrintAndLog(" iX: set type of SIMD instructions. Without this flag programs autodetect it.");
907 PrintAndLog(" i5: AVX512");
908 PrintAndLog(" i2: AVX2");
909 PrintAndLog(" ia: AVX");
910 PrintAndLog(" is: SSE2");
911 PrintAndLog(" im: MMX");
912 PrintAndLog(" in: none (use CPU regular instruction set)");
913 PrintAndLog(" ");
914 PrintAndLog(" sample1: hf mf hardnested 0 A FFFFFFFFFFFF 4 A");
915 PrintAndLog(" sample2: hf mf hardnested 0 A FFFFFFFFFFFF 4 A w");
916 PrintAndLog(" sample3: hf mf hardnested 0 A FFFFFFFFFFFF 4 A w s");
917 PrintAndLog(" sample4: hf mf hardnested r");
918 PrintAndLog(" ");
919 PrintAndLog("Add the known target key to check if it is present in the remaining key space:");
920 PrintAndLog(" sample5: hf mf hardnested 0 A A0A1A2A3A4A5 4 A FFFFFFFFFFFF");
921 return 0;
922 }
923
924 bool know_target_key = false;
925 bool nonce_file_read = false;
926 bool nonce_file_write = false;
927 bool slow = false;
928 int tests = 0;
929
930
931 uint16_t iindx = 0;
932 if (ctmp == 'R' || ctmp == 'r') {
933 nonce_file_read = true;
934 iindx = 1;
935 if (!param_gethex(Cmd, 1, trgkey, 12)) {
936 know_target_key = true;
937 iindx = 2;
938 }
939 } else if (ctmp == 'T' || ctmp == 't') {
940 tests = param_get32ex(Cmd, 1, 100, 10);
941 iindx = 2;
942 if (!param_gethex(Cmd, 2, trgkey, 12)) {
943 know_target_key = true;
944 iindx = 3;
945 }
946 } else {
947 blockNo = param_get8(Cmd, 0);
948 ctmp = param_getchar(Cmd, 1);
949 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
950 PrintAndLog("Key type must be A or B");
951 return 1;
952 }
953 if (ctmp != 'A' && ctmp != 'a') {
954 keyType = 1;
955 }
956
957 if (param_gethex(Cmd, 2, key, 12)) {
958 PrintAndLog("Key must include 12 HEX symbols");
959 return 1;
960 }
961
962 trgBlockNo = param_get8(Cmd, 3);
963 ctmp = param_getchar(Cmd, 4);
964 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
965 PrintAndLog("Target key type must be A or B");
966 return 1;
967 }
968 if (ctmp != 'A' && ctmp != 'a') {
969 trgKeyType = 1;
970 }
971
972 uint16_t i = 5;
973
974 if (!param_gethex(Cmd, 5, trgkey, 12)) {
975 know_target_key = true;
976 i++;
977 }
978 iindx = i;
979
980 while ((ctmp = param_getchar(Cmd, i))) {
981 if (ctmp == 's' || ctmp == 'S') {
982 slow = true;
983 } else if (ctmp == 'w' || ctmp == 'W') {
984 nonce_file_write = true;
985 } else if (param_getlength(Cmd, i) == 2 && ctmp == 'i') {
986 iindx = i;
987 } else {
988 PrintAndLog("Possible options are w , s and/or iX");
989 return 1;
990 }
991 i++;
992 }
993 }
994
995 SetSIMDInstr(SIMD_AUTO);
996 if (iindx > 0) {
997 while ((ctmp = param_getchar(Cmd, iindx))) {
998 if (param_getlength(Cmd, iindx) == 2 && ctmp == 'i') {
999 switch(param_getchar_indx(Cmd, 1, iindx)) {
1000 case '5':
1001 SetSIMDInstr(SIMD_AVX512);
1002 break;
1003 case '2':
1004 SetSIMDInstr(SIMD_AVX2);
1005 break;
1006 case 'a':
1007 SetSIMDInstr(SIMD_AVX);
1008 break;
1009 case 's':
1010 SetSIMDInstr(SIMD_SSE2);
1011 break;
1012 case 'm':
1013 SetSIMDInstr(SIMD_MMX);
1014 break;
1015 case 'n':
1016 SetSIMDInstr(SIMD_NONE);
1017 break;
1018 default:
1019 PrintAndLog("Unknown SIMD type. %c", param_getchar_indx(Cmd, 1, iindx));
1020 return 1;
1021 }
1022 }
1023 iindx++;
1024 }
1025 }
1026
1027 PrintAndLog("--target block no:%3d, target key type:%c, known target key: 0x%02x%02x%02x%02x%02x%02x%s, file action: %s, Slow: %s, Tests: %d ",
1028 trgBlockNo,
1029 trgKeyType?'B':'A',
1030 trgkey[0], trgkey[1], trgkey[2], trgkey[3], trgkey[4], trgkey[5],
1031 know_target_key?"":" (not set)",
1032 nonce_file_write?"write":nonce_file_read?"read":"none",
1033 slow?"Yes":"No",
1034 tests);
1035
1036 int16_t isOK = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, know_target_key?trgkey:NULL, nonce_file_read, nonce_file_write, slow, tests);
1037
1038 if (isOK) {
1039 switch (isOK) {
1040 case 1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
1041 case 2 : PrintAndLog("Button pressed. Aborted.\n"); break;
1042 default : break;
1043 }
1044 return 2;
1045 }
1046
1047 return 0;
1048 }
1049
1050
1051 int CmdHF14AMfChk(const char *Cmd)
1052 {
1053 if (strlen(Cmd)<3) {
1054 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d|s|ss] [<key (12 hex symbols)>] [<dic (*.dic)>]");
1055 PrintAndLog(" * - all sectors");
1056 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
1057 PrintAndLog("d - write keys to binary file\n");
1058 PrintAndLog("t - write keys to emulator memory");
1059 PrintAndLog("s - slow execute. timeout 1ms");
1060 PrintAndLog("ss - very slow execute. timeout 5ms");
1061 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
1062 PrintAndLog(" hf mf chk *1 ? t");
1063 PrintAndLog(" hf mf chk *1 ? d");
1064 PrintAndLog(" hf mf chk *1 ? s");
1065 PrintAndLog(" hf mf chk *1 ? dss");
1066 return 0;
1067 }
1068
1069 FILE * f;
1070 char filename[FILE_PATH_SIZE]={0};
1071 char buf[13];
1072 uint8_t *keyBlock = NULL, *p;
1073 uint16_t stKeyBlock = 20;
1074
1075 int i, res;
1076 int keycnt = 0;
1077 char ctmp = 0x00;
1078 int clen = 0;
1079 uint8_t blockNo = 0;
1080 uint8_t SectorsCnt = 0;
1081 uint8_t keyType = 0;
1082 uint64_t key64 = 0;
1083 // timeout in units. (ms * 106)/10 or us*0.0106
1084 uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default
1085 bool param3InUse = false;
1086
1087 bool transferToEml = 0;
1088 bool createDumpFile = 0;
1089
1090 sector_t *e_sector = NULL;
1091
1092 keyBlock = calloc(stKeyBlock, 6);
1093 if (keyBlock == NULL) return 1;
1094
1095 int defaultKeysSize = MifareDefaultKeysSize;
1096 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++){
1097 num_to_bytes(MifareDefaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1098 }
1099
1100 if (param_getchar(Cmd, 0)=='*') {
1101 SectorsCnt = ParamCardSizeSectors(param_getchar(Cmd + 1, 0));
1102 }
1103 else
1104 blockNo = param_get8(Cmd, 0);
1105
1106 ctmp = param_getchar(Cmd, 1);
1107 clen = param_getlength(Cmd, 1);
1108 if (clen == 1) {
1109 switch (ctmp) {
1110 case 'a': case 'A':
1111 keyType = 0;
1112 break;
1113 case 'b': case 'B':
1114 keyType = 1;
1115 break;
1116 case '?':
1117 keyType = 2;
1118 break;
1119 default:
1120 PrintAndLog("Key type must be A , B or ?");
1121 free(keyBlock);
1122 return 1;
1123 };
1124 }
1125
1126 parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a);
1127
1128 param3InUse = transferToEml | createDumpFile | (btimeout14a != MF_CHKKEYS_DEFTIMEOUT);
1129
1130 PrintAndLog("--chk keys. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us",
1131 SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);
1132
1133 for (i = param3InUse; param_getchar(Cmd, 2 + i); i++) {
1134 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1135 if ( stKeyBlock - keycnt < 2) {
1136 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1137 if (!p) {
1138 PrintAndLog("Cannot allocate memory for Keys");
1139 free(keyBlock);
1140 return 2;
1141 }
1142 keyBlock = p;
1143 }
1144 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1145 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1146 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1147 keycnt++;
1148 } else {
1149 // May be a dic file
1150 if ( param_getstr(Cmd, 2 + i, filename, sizeof(filename)) >= FILE_PATH_SIZE ) {
1151 PrintAndLog("File name too long");
1152 free(keyBlock);
1153 return 2;
1154 }
1155
1156 if ( (f = fopen( filename , "r")) ) {
1157 while( fgets(buf, sizeof(buf), f) ){
1158 if (strlen(buf) < 12 || buf[11] == '\n')
1159 continue;
1160
1161 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1162
1163 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1164
1165 if (!isxdigit((unsigned char)buf[0])){
1166 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1167 continue;
1168 }
1169
1170 buf[12] = 0;
1171
1172 if ( stKeyBlock - keycnt < 2) {
1173 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1174 if (!p) {
1175 PrintAndLog("Cannot allocate memory for defKeys");
1176 free(keyBlock);
1177 fclose(f);
1178 return 2;
1179 }
1180 keyBlock = p;
1181 }
1182 memset(keyBlock + 6 * keycnt, 0, 6);
1183 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1184 PrintAndLog("chk custom key[%2d] %012" PRIx64 , keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1185 keycnt++;
1186 memset(buf, 0, sizeof(buf));
1187 }
1188 fclose(f);
1189 } else {
1190 PrintAndLog("File: %s: not found or locked.", filename);
1191 free(keyBlock);
1192 return 1;
1193
1194 }
1195 }
1196 }
1197
1198 // fill with default keys
1199 if (keycnt == 0) {
1200 PrintAndLog("No key specified, trying default keys");
1201 for (;keycnt < defaultKeysSize; keycnt++)
1202 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1203 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1204 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1205 }
1206
1207 // initialize storage for found keys
1208 e_sector = calloc(SectorsCnt, sizeof(sector_t));
1209 if (e_sector == NULL) {
1210 free(keyBlock);
1211 return 1;
1212 }
1213 for (uint8_t keyAB = 0; keyAB < 2; keyAB++) {
1214 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1215 e_sector[sectorNo].Key[keyAB] = 0xffffffffffff;
1216 e_sector[sectorNo].foundKey[keyAB] = 0;
1217 }
1218 }
1219 printf("\n");
1220
1221 bool foundAKey = false;
1222 uint32_t max_keys = keycnt > USB_CMD_DATA_SIZE / 6 ? USB_CMD_DATA_SIZE / 6 : keycnt;
1223 if (SectorsCnt) {
1224 PrintAndLog("To cancel this operation press the button on the proxmark...");
1225 printf("--");
1226 for (uint32_t c = 0; c < keycnt; c += max_keys) {
1227
1228 uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;
1229 res = mfCheckKeysSec(SectorsCnt, keyType, btimeout14a, true, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106
1230
1231 if (res != 1) {
1232 if (!res) {
1233 printf("o");
1234 foundAKey = true;
1235 } else {
1236 printf(".");
1237 }
1238 } else {
1239 printf("\n");
1240 PrintAndLog("Command execute timeout");
1241 }
1242 }
1243 } else {
1244 int keyAB = keyType;
1245 do {
1246 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1247
1248 uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;
1249 res = mfCheckKeys(blockNo, keyAB & 0x01, true, size, &keyBlock[6 * c], &key64);
1250
1251 if (res != 1) {
1252 if (!res) {
1253 PrintAndLog("Found valid key:[%d:%c]%012" PRIx64, blockNo, (keyAB & 0x01)?'B':'A', key64);
1254 foundAKey = true;
1255 }
1256 } else {
1257 PrintAndLog("Command execute timeout");
1258 }
1259 }
1260 } while(--keyAB > 0);
1261 }
1262
1263 // print result
1264 if (foundAKey) {
1265 if (SectorsCnt) {
1266 PrintAndLog("");
1267 PrintAndLog("|---|----------------|---|----------------|---|");
1268 PrintAndLog("|sec|key A |res|key B |res|");
1269 PrintAndLog("|---|----------------|---|----------------|---|");
1270 for (i = 0; i < SectorsCnt; i++) {
1271 PrintAndLog("|%03d| %012" PRIx64 " | %d | %012" PRIx64 " | %d |", i,
1272 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
1273 }
1274 PrintAndLog("|---|----------------|---|----------------|---|");
1275 }
1276 } else {
1277 PrintAndLog("");
1278 PrintAndLog("No valid keys found.");
1279 }
1280
1281 if (transferToEml) {
1282 uint8_t block[16];
1283 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1284 if (e_sector[sectorNo].foundKey[0] || e_sector[sectorNo].foundKey[1]) {
1285 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1286 for (uint16_t t = 0; t < 2; t++) {
1287 if (e_sector[sectorNo].foundKey[t]) {
1288 num_to_bytes(e_sector[sectorNo].Key[t], 6, block + t * 10);
1289 }
1290 }
1291 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1292 }
1293 }
1294 PrintAndLog("Found keys have been transferred to the emulator memory");
1295 }
1296
1297 if (createDumpFile) {
1298 FILE *fkeys = fopen("dumpkeys.bin","wb");
1299 if (fkeys == NULL) {
1300 PrintAndLog("Could not create file dumpkeys.bin");
1301 free(e_sector);
1302 free(keyBlock);
1303 return 1;
1304 }
1305 uint8_t mkey[6];
1306 for (uint8_t t = 0; t < 2; t++) {
1307 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1308 num_to_bytes(e_sector[sectorNo].Key[t], 6, mkey);
1309 fwrite(mkey, 1, 6, fkeys);
1310 }
1311 }
1312 fclose(fkeys);
1313 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1314 }
1315
1316 free(e_sector);
1317 free(keyBlock);
1318 PrintAndLog("");
1319 return 0;
1320 }
1321
1322 void readerAttack(nonces_t ar_resp[], bool setEmulatorMem, bool doStandardAttack) {
1323 #define ATTACK_KEY_COUNT 7 // keep same as define in iso14443a.c -> Mifare1ksim()
1324 // cannot be more than 7 or it will overrun c.d.asBytes(512)
1325 uint64_t key = 0;
1326 typedef struct {
1327 uint64_t keyA;
1328 uint64_t keyB;
1329 } st_t;
1330 st_t sector_trailer[ATTACK_KEY_COUNT];
1331 memset(sector_trailer, 0x00, sizeof(sector_trailer));
1332
1333 uint8_t stSector[ATTACK_KEY_COUNT];
1334 memset(stSector, 0x00, sizeof(stSector));
1335 uint8_t key_cnt[ATTACK_KEY_COUNT];
1336 memset(key_cnt, 0x00, sizeof(key_cnt));
1337
1338 for (uint8_t i = 0; i<ATTACK_KEY_COUNT; i++) {
1339 if (ar_resp[i].ar2 > 0) {
1340 //PrintAndLog("DEBUG: Trying sector %d, cuid %08x, nt %08x, ar %08x, nr %08x, ar2 %08x, nr2 %08x",ar_resp[i].sector, ar_resp[i].cuid,ar_resp[i].nonce,ar_resp[i].ar,ar_resp[i].nr,ar_resp[i].ar2,ar_resp[i].nr2);
1341 if (doStandardAttack && mfkey32(ar_resp[i], &key)) {
1342 PrintAndLog(" Found Key%s for sector %02d: [%04x%08x]", (ar_resp[i].keytype) ? "B" : "A", ar_resp[i].sector, (uint32_t) (key>>32), (uint32_t) (key &0xFFFFFFFF));
1343
1344 for (uint8_t ii = 0; ii<ATTACK_KEY_COUNT; ii++) {
1345 if (key_cnt[ii]==0 || stSector[ii]==ar_resp[i].sector) {
1346 if (ar_resp[i].keytype==0) {
1347 //keyA
1348 sector_trailer[ii].keyA = key;
1349 stSector[ii] = ar_resp[i].sector;
1350 key_cnt[ii]++;
1351 break;
1352 } else {
1353 //keyB
1354 sector_trailer[ii].keyB = key;
1355 stSector[ii] = ar_resp[i].sector;
1356 key_cnt[ii]++;
1357 break;
1358 }
1359 }
1360 }
1361 } else if (mfkey32_moebius(ar_resp[i+ATTACK_KEY_COUNT], &key)) {
1362 uint8_t sectorNum = ar_resp[i+ATTACK_KEY_COUNT].sector;
1363 uint8_t keyType = ar_resp[i+ATTACK_KEY_COUNT].keytype;
1364
1365 PrintAndLog("M-Found Key%s for sector %02d: [%012" PRIx64 "]"
1366 , keyType ? "B" : "A"
1367 , sectorNum
1368 , key
1369 );
1370
1371 for (uint8_t ii = 0; ii<ATTACK_KEY_COUNT; ii++) {
1372 if (key_cnt[ii]==0 || stSector[ii]==sectorNum) {
1373 if (keyType==0) {
1374 //keyA
1375 sector_trailer[ii].keyA = key;
1376 stSector[ii] = sectorNum;
1377 key_cnt[ii]++;
1378 break;
1379 } else {
1380 //keyB
1381 sector_trailer[ii].keyB = key;
1382 stSector[ii] = sectorNum;
1383 key_cnt[ii]++;
1384 break;
1385 }
1386 }
1387 }
1388 continue;
1389 }
1390 }
1391 }
1392 //set emulator memory for keys
1393 if (setEmulatorMem) {
1394 for (uint8_t i = 0; i<ATTACK_KEY_COUNT; i++) {
1395 if (key_cnt[i]>0) {
1396 uint8_t memBlock[16];
1397 memset(memBlock, 0x00, sizeof(memBlock));
1398 char cmd1[36];
1399 memset(cmd1,0x00,sizeof(cmd1));
1400 snprintf(cmd1,sizeof(cmd1),"%04x%08xFF078069%04x%08x",(uint32_t) (sector_trailer[i].keyA>>32), (uint32_t) (sector_trailer[i].keyA &0xFFFFFFFF),(uint32_t) (sector_trailer[i].keyB>>32), (uint32_t) (sector_trailer[i].keyB &0xFFFFFFFF));
1401 PrintAndLog("Setting Emulator Memory Block %02d: [%s]",stSector[i]*4+3, cmd1);
1402 if (param_gethex(cmd1, 0, memBlock, 32)) {
1403 PrintAndLog("block data must include 32 HEX symbols");
1404 return;
1405 }
1406
1407 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {(stSector[i]*4+3), 1, 0}};
1408 memcpy(c.d.asBytes, memBlock, 16);
1409 clearCommandBuffer();
1410 SendCommand(&c);
1411 }
1412 }
1413 }
1414 /*
1415 //un-comment to use as well moebius attack
1416 for (uint8_t i = ATTACK_KEY_COUNT; i<ATTACK_KEY_COUNT*2; i++) {
1417 if (ar_resp[i].ar2 > 0) {
1418 if (tryMfk32_moebius(ar_resp[i], &key)) {
1419 PrintAndLog("M-Found Key%s for sector %02d: [%04x%08x]", (ar_resp[i].keytype) ? "B" : "A", ar_resp[i].sector, (uint32_t) (key>>32), (uint32_t) (key &0xFFFFFFFF));
1420 }
1421 }
1422 }*/
1423 }
1424
1425 int usage_hf14_mfsim(void) {
1426 PrintAndLog("Usage: hf mf sim [h] [*<card memory>] [u <uid (8, 14, or 20 hex symbols)>] [n <numreads>] [i] [x]");
1427 PrintAndLog("options:");
1428 PrintAndLog(" h (Optional) this help");
1429 PrintAndLog(" card memory: 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other, default> - 1K");
1430 PrintAndLog(" u (Optional) UID 4 or 7 bytes. If not specified, the UID 4B from emulator memory will be used");
1431 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1432 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1433 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1434 PrintAndLog(" e (Optional) set keys found from 'reader attack' to emulator memory (implies x and i)");
1435 PrintAndLog(" f (Optional) get UIDs to use for 'reader attack' from file 'f <filename.txt>' (implies x and i)");
1436 PrintAndLog(" r (Optional) Generate random nonces instead of sequential nonces. Standard reader attack won't work with this option, only moebius attack works.");
1437 PrintAndLog("samples:");
1438 PrintAndLog(" hf mf sim u 0a0a0a0a");
1439 PrintAndLog(" hf mf sim *4");
1440 PrintAndLog(" hf mf sim u 11223344556677");
1441 PrintAndLog(" hf mf sim f uids.txt");
1442 PrintAndLog(" hf mf sim u 0a0a0a0a e");
1443
1444 return 0;
1445 }
1446
1447 int CmdHF14AMfSim(const char *Cmd) {
1448 UsbCommand resp;
1449 uint8_t uid[7] = {0};
1450 uint8_t exitAfterNReads = 0;
1451 uint8_t flags = 0;
1452 int uidlen = 0;
1453 bool setEmulatorMem = false;
1454 bool attackFromFile = false;
1455 FILE *f;
1456 char filename[FILE_PATH_SIZE];
1457 memset(filename, 0x00, sizeof(filename));
1458 int len = 0;
1459 char buf[64];
1460
1461 uint8_t cmdp = 0;
1462 bool errors = false;
1463 uint8_t cardsize = '1';
1464
1465 while(param_getchar(Cmd, cmdp) != 0x00) {
1466 switch(param_getchar(Cmd, cmdp)) {
1467 case '*':
1468 cardsize = param_getchar(Cmd + 1, cmdp);
1469 switch(cardsize) {
1470 case '0':
1471 case '1':
1472 case '2':
1473 case '4': break;
1474 default: cardsize = '1';
1475 }
1476 cmdp++;
1477 break;
1478 case 'e':
1479 case 'E':
1480 setEmulatorMem = true;
1481 //implies x and i
1482 flags |= FLAG_INTERACTIVE;
1483 flags |= FLAG_NR_AR_ATTACK;
1484 cmdp++;
1485 break;
1486 case 'f':
1487 case 'F':
1488 len = param_getstr(Cmd, cmdp+1, filename, sizeof(filename));
1489 if (len < 1) {
1490 PrintAndLog("error no filename found");
1491 return 0;
1492 }
1493 attackFromFile = true;
1494 //implies x and i
1495 flags |= FLAG_INTERACTIVE;
1496 flags |= FLAG_NR_AR_ATTACK;
1497 cmdp += 2;
1498 break;
1499 case 'h':
1500 case 'H':
1501 return usage_hf14_mfsim();
1502 case 'i':
1503 case 'I':
1504 flags |= FLAG_INTERACTIVE;
1505 cmdp++;
1506 break;
1507 case 'n':
1508 case 'N':
1509 exitAfterNReads = param_get8(Cmd, cmdp+1);
1510 cmdp += 2;
1511 break;
1512 case 'r':
1513 case 'R':
1514 flags |= FLAG_RANDOM_NONCE;
1515 cmdp++;
1516 break;
1517 case 'u':
1518 case 'U':
1519 uidlen = 14;
1520 if (param_gethex_ex(Cmd, cmdp+1, uid, &uidlen)) {
1521 return usage_hf14_mfsim();
1522 }
1523 switch (uidlen) {
1524 case 14: flags = FLAG_7B_UID_IN_DATA; break;
1525 case 8: flags = FLAG_4B_UID_IN_DATA; break;
1526 default: return usage_hf14_mfsim();
1527 }
1528 cmdp += 2;
1529 break;
1530 case 'x':
1531 case 'X':
1532 flags |= FLAG_NR_AR_ATTACK;
1533 cmdp++;
1534 break;
1535 default:
1536 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1537 errors = true;
1538 break;
1539 }
1540 if(errors) break;
1541 }
1542 //Validations
1543 if(errors) return usage_hf14_mfsim();
1544
1545 //get uid from file
1546 if (attackFromFile) {
1547 int count = 0;
1548 // open file
1549 f = fopen(filename, "r");
1550 if (f == NULL) {
1551 PrintAndLog("File %s not found or locked", filename);
1552 return 1;
1553 }
1554 PrintAndLog("Loading file and simulating. Press keyboard to abort");
1555 while(!feof(f) && !ukbhit()){
1556 memset(buf, 0, sizeof(buf));
1557 memset(uid, 0, sizeof(uid));
1558
1559 if (fgets(buf, sizeof(buf), f) == NULL) {
1560 if (count > 0) break;
1561
1562 PrintAndLog("File reading error.");
1563 fclose(f);
1564 return 2;
1565 }
1566 if(!strlen(buf) && feof(f)) break;
1567
1568 uidlen = strlen(buf)-1;
1569 switch(uidlen) {
1570 case 14: flags |= FLAG_7B_UID_IN_DATA; break;
1571 case 8: flags |= FLAG_4B_UID_IN_DATA; break;
1572 default:
1573 PrintAndLog("uid in file wrong length at %d (length: %d) [%s]",count, uidlen, buf);
1574 fclose(f);
1575 return 2;
1576 }
1577
1578 for (uint8_t i = 0; i < uidlen; i += 2) {
1579 sscanf(&buf[i], "%02x", (unsigned int *)&uid[i / 2]);
1580 }
1581
1582 PrintAndLog("mf sim cardsize: %s, uid: %s, numreads:%d, flags:%d (0x%02x) - press button to abort",
1583 cardsize == '0' ? "Mini" :
1584 cardsize == '2' ? "2K" :
1585 cardsize == '4' ? "4K" : "1K",
1586 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1587 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A",
1588 exitAfterNReads,
1589 flags,
1590 flags);
1591
1592 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads, cardsize}};
1593 memcpy(c.d.asBytes, uid, sizeof(uid));
1594 clearCommandBuffer();
1595 SendCommand(&c);
1596
1597 while (! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1598 //We're waiting only 1.5 s at a time, otherwise we get the
1599 // annoying message about "Waiting for a response... "
1600 }
1601 //got a response
1602 nonces_t ar_resp[ATTACK_KEY_COUNT*2];
1603 memcpy(ar_resp, resp.d.asBytes, sizeof(ar_resp));
1604 // We can skip the standard attack if we have RANDOM_NONCE set.
1605 readerAttack(ar_resp, setEmulatorMem, !(flags & FLAG_RANDOM_NONCE));
1606 if ((bool)resp.arg[1]) {
1607 PrintAndLog("Device button pressed - quitting");
1608 fclose(f);
1609 return 4;
1610 }
1611 count++;
1612 }
1613 fclose(f);
1614
1615 } else { //not from file
1616
1617 PrintAndLog("mf sim cardsize: %s, uid: %s, numreads:%d, flags:%d (0x%02x) ",
1618 cardsize == '0' ? "Mini" :
1619 cardsize == '2' ? "2K" :
1620 cardsize == '4' ? "4K" : "1K",
1621 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1622 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A",
1623 exitAfterNReads,
1624 flags,
1625 flags);
1626
1627 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads, cardsize}};
1628 memcpy(c.d.asBytes, uid, sizeof(uid));
1629 clearCommandBuffer();
1630 SendCommand(&c);
1631
1632 if(flags & FLAG_INTERACTIVE) {
1633 PrintAndLog("Press pm3-button to abort simulation");
1634 while(! WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1635 //We're waiting only 1.5 s at a time, otherwise we get the
1636 // annoying message about "Waiting for a response... "
1637 }
1638 //got a response
1639 if (flags & FLAG_NR_AR_ATTACK) {
1640 nonces_t ar_resp[ATTACK_KEY_COUNT*2];
1641 memcpy(ar_resp, resp.d.asBytes, sizeof(ar_resp));
1642 // We can skip the standard attack if we have RANDOM_NONCE set.
1643 readerAttack(ar_resp, setEmulatorMem, !(flags & FLAG_RANDOM_NONCE));
1644 }
1645 }
1646 }
1647
1648 return 0;
1649 }
1650
1651 int CmdHF14AMfDbg(const char *Cmd)
1652 {
1653 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1654 if (dbgMode > 4) {
1655 PrintAndLog("Max debug mode parameter is 4 \n");
1656 }
1657
1658 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1659 PrintAndLog("Usage: hf mf dbg <debug level>");
1660 PrintAndLog(" 0 - no debug messages");
1661 PrintAndLog(" 1 - error messages");
1662 PrintAndLog(" 2 - plus information messages");
1663 PrintAndLog(" 3 - plus debug messages");
1664 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1665 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1666 return 0;
1667 }
1668
1669 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1670 SendCommand(&c);
1671
1672 return 0;
1673 }
1674
1675 int CmdHF14AMfEGet(const char *Cmd)
1676 {
1677 uint8_t blockNo = 0;
1678 uint8_t data[16] = {0x00};
1679
1680 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1681 PrintAndLog("Usage: hf mf eget <block number>");
1682 PrintAndLog(" sample: hf mf eget 0 ");
1683 return 0;
1684 }
1685
1686 blockNo = param_get8(Cmd, 0);
1687
1688 PrintAndLog(" ");
1689 if (!mfEmlGetMem(data, blockNo, 1)) {
1690 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1691 } else {
1692 PrintAndLog("Command execute timeout");
1693 }
1694
1695 return 0;
1696 }
1697
1698 int CmdHF14AMfEClear(const char *Cmd)
1699 {
1700 if (param_getchar(Cmd, 0) == 'h') {
1701 PrintAndLog("Usage: hf mf eclr");
1702 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1703 return 0;
1704 }
1705
1706 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1707 SendCommand(&c);
1708 return 0;
1709 }
1710
1711
1712 int CmdHF14AMfESet(const char *Cmd)
1713 {
1714 uint8_t memBlock[16];
1715 uint8_t blockNo = 0;
1716
1717 memset(memBlock, 0x00, sizeof(memBlock));
1718
1719 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1720 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1721 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1722 return 0;
1723 }
1724
1725 blockNo = param_get8(Cmd, 0);
1726
1727 if (param_gethex(Cmd, 1, memBlock, 32)) {
1728 PrintAndLog("block data must include 32 HEX symbols");
1729 return 1;
1730 }
1731
1732 // 1 - blocks count
1733 return mfEmlSetMem(memBlock, blockNo, 1);
1734 }
1735
1736
1737 int CmdHF14AMfELoad(const char *Cmd)
1738 {
1739 FILE * f;
1740 char filename[FILE_PATH_SIZE];
1741 char *fnameptr = filename;
1742 char buf[64] = {0x00};
1743 uint8_t buf8[64] = {0x00};
1744 int i, len, blockNum, numBlocks;
1745 int nameParamNo = 1;
1746
1747 char ctmp = param_getchar(Cmd, 0);
1748
1749 if ( ctmp == 'h' || ctmp == 0x00) {
1750 PrintAndLog("It loads emul dump from the file `filename.eml`");
1751 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
1752 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1753 PrintAndLog("");
1754 PrintAndLog(" sample: hf mf eload filename");
1755 PrintAndLog(" hf mf eload 4 filename");
1756 return 0;
1757 }
1758
1759 switch (ctmp) {
1760 case '0' : numBlocks = 5*4; break;
1761 case '1' :
1762 case '\0': numBlocks = 16*4; break;
1763 case '2' : numBlocks = 32*4; break;
1764 case '4' : numBlocks = 256; break;
1765 default: {
1766 numBlocks = 16*4;
1767 nameParamNo = 0;
1768 }
1769 }
1770
1771 len = param_getstr(Cmd, nameParamNo, filename, sizeof(filename));
1772
1773 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
1774
1775 fnameptr += len;
1776
1777 sprintf(fnameptr, ".eml");
1778
1779 // open file
1780 f = fopen(filename, "r");
1781 if (f == NULL) {
1782 PrintAndLog("File %s not found or locked", filename);
1783 return 1;
1784 }
1785
1786 blockNum = 0;
1787 while(!feof(f)){
1788 memset(buf, 0, sizeof(buf));
1789
1790 if (fgets(buf, sizeof(buf), f) == NULL) {
1791
1792 if (blockNum >= numBlocks) break;
1793
1794 PrintAndLog("File reading error.");
1795 fclose(f);
1796 return 2;
1797 }
1798
1799 if (strlen(buf) < 32){
1800 if(strlen(buf) && feof(f))
1801 break;
1802 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1803 fclose(f);
1804 return 2;
1805 }
1806
1807 for (i = 0; i < 32; i += 2) {
1808 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1809 }
1810
1811 if (mfEmlSetMem(buf8, blockNum, 1)) {
1812 PrintAndLog("Cant set emul block: %3d", blockNum);
1813 fclose(f);
1814 return 3;
1815 }
1816 printf(".");
1817 blockNum++;
1818
1819 if (blockNum >= numBlocks) break;
1820 }
1821 fclose(f);
1822 printf("\n");
1823
1824 if ((blockNum != numBlocks)) {
1825 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1826 return 4;
1827 }
1828 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1829 return 0;
1830 }
1831
1832
1833 int CmdHF14AMfESave(const char *Cmd)
1834 {
1835 FILE * f;
1836 char filename[FILE_PATH_SIZE];
1837 char * fnameptr = filename;
1838 uint8_t buf[64];
1839 int i, j, len, numBlocks;
1840 int nameParamNo = 1;
1841
1842 memset(filename, 0, sizeof(filename));
1843 memset(buf, 0, sizeof(buf));
1844
1845 char ctmp = param_getchar(Cmd, 0);
1846
1847 if ( ctmp == 'h' || ctmp == 'H') {
1848 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1849 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1850 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1851 PrintAndLog("");
1852 PrintAndLog(" sample: hf mf esave ");
1853 PrintAndLog(" hf mf esave 4");
1854 PrintAndLog(" hf mf esave 4 filename");
1855 return 0;
1856 }
1857
1858 switch (ctmp) {
1859 case '0' : numBlocks = 5*4; break;
1860 case '1' :
1861 case '\0': numBlocks = 16*4; break;
1862 case '2' : numBlocks = 32*4; break;
1863 case '4' : numBlocks = 256; break;
1864 default: {
1865 numBlocks = 16*4;
1866 nameParamNo = 0;
1867 }
1868 }
1869
1870 len = param_getstr(Cmd,nameParamNo,filename,sizeof(filename));
1871
1872 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
1873
1874 // user supplied filename?
1875 if (len < 1) {
1876 // get filename (UID from memory)
1877 if (mfEmlGetMem(buf, 0, 1)) {
1878 PrintAndLog("Can\'t get UID from block: %d", 0);
1879 len = sprintf(fnameptr, "dump");
1880 fnameptr += len;
1881 }
1882 else {
1883 for (j = 0; j < 7; j++, fnameptr += 2)
1884 sprintf(fnameptr, "%02X", buf[j]);
1885 }
1886 } else {
1887 fnameptr += len;
1888 }
1889
1890 // add file extension
1891 sprintf(fnameptr, ".eml");
1892
1893 // open file
1894 f = fopen(filename, "w+");
1895
1896 if ( !f ) {
1897 PrintAndLog("Can't open file %s ", filename);
1898 return 1;
1899 }
1900
1901 // put hex
1902 for (i = 0; i < numBlocks; i++) {
1903 if (mfEmlGetMem(buf, i, 1)) {
1904 PrintAndLog("Cant get block: %d", i);
1905 break;
1906 }
1907 for (j = 0; j < 16; j++)
1908 fprintf(f, "%02X", buf[j]);
1909 fprintf(f,"\n");
1910 }
1911 fclose(f);
1912
1913 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1914
1915 return 0;
1916 }
1917
1918
1919 int CmdHF14AMfECFill(const char *Cmd)
1920 {
1921 uint8_t keyType = 0;
1922 uint8_t numSectors = 16;
1923
1924 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1925 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1926 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1927 PrintAndLog("");
1928 PrintAndLog("samples: hf mf ecfill A");
1929 PrintAndLog(" hf mf ecfill A 4");
1930 PrintAndLog("Read card and transfer its data to emulator memory.");
1931 PrintAndLog("Keys must be laid in the emulator memory. \n");
1932 return 0;
1933 }
1934
1935 char ctmp = param_getchar(Cmd, 0);
1936 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1937 PrintAndLog("Key type must be A or B");
1938 return 1;
1939 }
1940 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1941
1942 ctmp = param_getchar(Cmd, 1);
1943 switch (ctmp) {
1944 case '0' : numSectors = 5; break;
1945 case '1' :
1946 case '\0': numSectors = 16; break;
1947 case '2' : numSectors = 32; break;
1948 case '4' : numSectors = 40; break;
1949 default: numSectors = 16;
1950 }
1951
1952 printf("--params: numSectors: %d, keyType:%d\n", numSectors, keyType);
1953 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1954 SendCommand(&c);
1955 return 0;
1956 }
1957
1958
1959 int CmdHF14AMfEKeyPrn(const char *Cmd)
1960 {
1961 int i;
1962 uint8_t numSectors = 16;
1963 uint8_t data[16];
1964 uint64_t keyA, keyB;
1965 bool createDumpFile = false;
1966
1967 if (param_getchar(Cmd, 0) == 'h') {
1968 PrintAndLog("It prints the keys loaded in the emulator memory");
1969 PrintAndLog("Usage: hf mf ekeyprn [card memory] [d]");
1970 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1971 PrintAndLog(" [d] : write keys to binary file dumpkeys.bin");
1972 PrintAndLog("");
1973 PrintAndLog(" sample: hf mf ekeyprn 1");
1974 return 0;
1975 }
1976
1977 uint8_t cmdp = 0;
1978 while (param_getchar(Cmd, cmdp) != 0x00) {
1979 switch (param_getchar(Cmd, cmdp)) {
1980 case '0' : numSectors = 5; break;
1981 case '1' :
1982 case '\0': numSectors = 16; break;
1983 case '2' : numSectors = 32; break;
1984 case '4' : numSectors = 40; break;
1985 case 'd' :
1986 case 'D' : createDumpFile = true; break;
1987 }
1988 cmdp++;
1989 }
1990
1991 PrintAndLog("|---|----------------|----------------|");
1992 PrintAndLog("|sec|key A |key B |");
1993 PrintAndLog("|---|----------------|----------------|");
1994 for (i = 0; i < numSectors; i++) {
1995 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1996 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1997 break;
1998 }
1999 keyA = bytes_to_num(data, 6);
2000 keyB = bytes_to_num(data + 10, 6);
2001 PrintAndLog("|%03d| %012" PRIx64 " | %012" PRIx64 " |", i, keyA, keyB);
2002 }
2003 PrintAndLog("|---|----------------|----------------|");
2004
2005 // Create dump file
2006 if (createDumpFile) {
2007 FILE *fkeys;
2008 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
2009 PrintAndLog("Could not create file dumpkeys.bin");
2010 return 1;
2011 }
2012 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
2013 for(i = 0; i < numSectors; i++) {
2014 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
2015 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
2016 break;
2017 }
2018 fwrite(data+6, 1, 6, fkeys);
2019 }
2020 for(i = 0; i < numSectors; i++) {
2021 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
2022 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
2023 break;
2024 }
2025 fwrite(data+10, 1, 6, fkeys);
2026 }
2027 fclose(fkeys);
2028 }
2029
2030 return 0;
2031 }
2032
2033
2034 int CmdHF14AMfCSetUID(const char *Cmd)
2035 {
2036 uint8_t uid[8] = {0x00};
2037 uint8_t oldUid[8] = {0x00};
2038 uint8_t atqa[2] = {0x00};
2039 uint8_t sak[1] = {0x00};
2040 uint8_t atqaPresent = 0;
2041 int res;
2042
2043 uint8_t needHelp = 0;
2044 char cmdp = 1;
2045
2046 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
2047 PrintAndLog("UID must include 8 HEX symbols");
2048 return 1;
2049 }
2050
2051 if (param_getlength(Cmd, 1) > 1 && param_getlength(Cmd, 2) > 1) {
2052 atqaPresent = 1;
2053 cmdp = 3;
2054
2055 if (param_gethex(Cmd, 1, atqa, 4)) {
2056 PrintAndLog("ATQA must include 4 HEX symbols");
2057 return 1;
2058 }
2059
2060 if (param_gethex(Cmd, 2, sak, 2)) {
2061 PrintAndLog("SAK must include 2 HEX symbols");
2062 return 1;
2063 }
2064 }
2065
2066 while(param_getchar(Cmd, cmdp) != 0x00)
2067 {
2068 switch(param_getchar(Cmd, cmdp))
2069 {
2070 case 'h':
2071 case 'H':
2072 needHelp = 1;
2073 break;
2074 default:
2075 PrintAndLog("ERROR: Unknown parameter '%c'", param_getchar(Cmd, cmdp));
2076 needHelp = 1;
2077 break;
2078 }
2079 cmdp++;
2080 }
2081
2082 if (strlen(Cmd) < 1 || needHelp) {
2083 PrintAndLog("");
2084 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols]");
2085 PrintAndLog("sample: hf mf csetuid 01020304");
2086 PrintAndLog("sample: hf mf csetuid 01020304 0004 08");
2087 PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");
2088 return 0;
2089 }
2090
2091 PrintAndLog("uid:%s", sprint_hex(uid, 4));
2092 if (atqaPresent) {
2093 PrintAndLog("--atqa:%s sak:%02x", sprint_hex(atqa, 2), sak[0]);
2094 }
2095
2096 res = mfCSetUID(uid, (atqaPresent)?atqa:NULL, (atqaPresent)?sak:NULL, oldUid);
2097 if (res) {
2098 PrintAndLog("Can't set UID. Error=%d", res);
2099 return 1;
2100 }
2101
2102 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
2103 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
2104 return 0;
2105 }
2106
2107 int CmdHF14AMfCWipe(const char *Cmd)
2108 {
2109 int res, gen = 0;
2110 int numBlocks = 16 * 4;
2111 bool wipeCard = false;
2112 bool fillCard = false;
2113
2114 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2115 PrintAndLog("Usage: hf mf cwipe [card size] [w] [f]");
2116 PrintAndLog("sample: hf mf cwipe 1 w f");
2117 PrintAndLog("[card size]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
2118 PrintAndLog("w - Wipe magic Chinese card (only works with gen:1a cards)");
2119 PrintAndLog("f - Fill the card with default data and keys (works with gen:1a and gen:1b cards only)");
2120 return 0;
2121 }
2122
2123 gen = mfCIdentify();
2124 if ((gen != 1) && (gen != 2))
2125 return 1;
2126
2127 numBlocks = ParamCardSizeBlocks(param_getchar(Cmd, 0));
2128
2129 char cmdp = 0;
2130 while(param_getchar(Cmd, cmdp) != 0x00){
2131 switch(param_getchar(Cmd, cmdp)) {
2132 case 'w':
2133 case 'W':
2134 wipeCard = 1;
2135 break;
2136 case 'f':
2137 case 'F':
2138 fillCard = 1;
2139 break;
2140 default:
2141 break;
2142 }
2143 cmdp++;
2144 }
2145
2146 if (!wipeCard && !fillCard)
2147 wipeCard = true;
2148
2149 PrintAndLog("--blocks count:%2d wipe:%c fill:%c", numBlocks, (wipeCard)?'y':'n', (fillCard)?'y':'n');
2150
2151 if (gen == 2) {
2152 /* generation 1b magic card */
2153 if (wipeCard) {
2154 PrintAndLog("WARNING: can't wipe magic card 1b generation");
2155 }
2156 res = mfCWipe(numBlocks, true, false, fillCard);
2157 } else {
2158 /* generation 1a magic card by default */
2159 res = mfCWipe(numBlocks, false, wipeCard, fillCard);
2160 }
2161
2162 if (res) {
2163 PrintAndLog("Can't wipe. error=%d", res);
2164 return 1;
2165 }
2166 PrintAndLog("OK");
2167 return 0;
2168 }
2169
2170 int CmdHF14AMfCSetBlk(const char *Cmd)
2171 {
2172 uint8_t memBlock[16] = {0x00};
2173 uint8_t blockNo = 0;
2174 bool wipeCard = false;
2175 int res, gen = 0;
2176
2177 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2178 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)> [w]");
2179 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
2180 PrintAndLog("Set block data for magic Chinese card (only works with such cards)");
2181 PrintAndLog("If you also want wipe the card then add 'w' at the end of the command line");
2182 return 0;
2183 }
2184
2185 gen = mfCIdentify();
2186 if ((gen != 1) && (gen != 2))
2187 return 1;
2188
2189 blockNo = param_get8(Cmd, 0);
2190
2191 if (param_gethex(Cmd, 1, memBlock, 32)) {
2192 PrintAndLog("block data must include 32 HEX symbols");
2193 return 1;
2194 }
2195
2196 char ctmp = param_getchar(Cmd, 2);
2197 wipeCard = (ctmp == 'w' || ctmp == 'W');
2198 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
2199
2200 if (gen == 2) {
2201 /* generation 1b magic card */
2202 res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B);
2203 } else {
2204 /* generation 1a magic card by default */
2205 res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER);
2206 }
2207
2208 if (res) {
2209 PrintAndLog("Can't write block. error=%d", res);
2210 return 1;
2211 }
2212 return 0;
2213 }
2214
2215
2216 int CmdHF14AMfCLoad(const char *Cmd)
2217 {
2218 FILE * f;
2219 char filename[FILE_PATH_SIZE] = {0x00};
2220 char * fnameptr = filename;
2221 char buf[256] = {0x00};
2222 uint8_t buf8[256] = {0x00};
2223 uint8_t fillFromEmulator = 0;
2224 int i, len, blockNum, flags = 0, gen = 0, numblock = 64;
2225
2226 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
2227 PrintAndLog("It loads magic Chinese card from the file `filename.eml`");
2228 PrintAndLog("or from emulator memory (option `e`). 4K card: (option `4`)");
2229 PrintAndLog("Usage: hf mf cload [file name w/o `.eml`][e][4]");
2230 PrintAndLog(" or: hf mf cload e [4]");
2231 PrintAndLog("Sample: hf mf cload filename");
2232 PrintAndLog(" hf mf cload filname 4");
2233 PrintAndLog(" hf mf cload e");
2234 PrintAndLog(" hf mf cload e 4");
2235 return 0;
2236 }
2237
2238 char ctmp = param_getchar(Cmd, 0);
2239 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
2240 ctmp = param_getchar(Cmd, 1);
2241 if (ctmp == '4') numblock = 256;
2242
2243 gen = mfCIdentify();
2244 PrintAndLog("Loading magic mifare %dK", numblock == 256 ? 4:1);
2245
2246 if (fillFromEmulator) {
2247 for (blockNum = 0; blockNum < numblock; blockNum += 1) {
2248 if (mfEmlGetMem(buf8, blockNum, 1)) {
2249 PrintAndLog("Cant get block: %d", blockNum);
2250 return 2;
2251 }
2252 if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
2253 if (blockNum == 1) flags = 0; // just write
2254 if (blockNum == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Magic Halt and switch off field.
2255
2256 if (gen == 2)
2257 /* generation 1b magic card */
2258 flags |= CSETBLOCK_MAGIC_1B;
2259 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
2260 PrintAndLog("Cant set magic card block: %d", blockNum);
2261 return 3;
2262 }
2263 }
2264 return 0;
2265 } else {
2266 param_getstr(Cmd, 0, filename, sizeof(filename));
2267
2268 len = strlen(filename);
2269 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
2270
2271 //memcpy(filename, Cmd, len);
2272 fnameptr += len;
2273
2274 sprintf(fnameptr, ".eml");
2275
2276 // open file
2277 f = fopen(filename, "r");
2278 if (f == NULL) {
2279 PrintAndLog("File not found or locked.");
2280 return 1;
2281 }
2282
2283 blockNum = 0;
2284 while(!feof(f)){
2285
2286 memset(buf, 0, sizeof(buf));
2287
2288 if (fgets(buf, sizeof(buf), f) == NULL) {
2289 fclose(f);
2290 PrintAndLog("File reading error.");
2291 return 2;
2292 }
2293
2294 if (strlen(buf) < 32) {
2295 if(strlen(buf) && feof(f))
2296 break;
2297 PrintAndLog("File content error. Block data must include 32 HEX symbols");
2298 fclose(f);
2299 return 2;
2300 }
2301 for (i = 0; i < 32; i += 2)
2302 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
2303
2304 if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
2305 if (blockNum == 1) flags = 0; // just write
2306 if (blockNum == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Switch off field.
2307
2308 if (gen == 2)
2309 /* generation 1b magic card */
2310 flags |= CSETBLOCK_MAGIC_1B;
2311 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
2312 PrintAndLog("Can't set magic card block: %d", blockNum);
2313 fclose(f);
2314 return 3;
2315 }
2316 blockNum++;
2317
2318 if (blockNum >= numblock) break; // magic card type - mifare 1K 64 blocks, mifare 4k 256 blocks
2319 }
2320 fclose(f);
2321
2322 //if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
2323 if (blockNum != numblock){
2324 PrintAndLog("File content error. There must be %d blocks", numblock);
2325 return 4;
2326 }
2327 PrintAndLog("Loaded from file: %s", filename);
2328 return 0;
2329 }
2330 return 0;
2331 }
2332
2333 int CmdHF14AMfCGetBlk(const char *Cmd) {
2334 uint8_t memBlock[16];
2335 uint8_t blockNo = 0;
2336 int res, gen = 0;
2337 memset(memBlock, 0x00, sizeof(memBlock));
2338
2339 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2340 PrintAndLog("Usage: hf mf cgetblk <block number>");
2341 PrintAndLog("sample: hf mf cgetblk 1");
2342 PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n");
2343 return 0;
2344 }
2345
2346 gen = mfCIdentify();
2347
2348 blockNo = param_get8(Cmd, 0);
2349
2350 PrintAndLog("--block number:%2d ", blockNo);
2351
2352 if (gen == 2) {
2353 /* generation 1b magic card */
2354 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B);
2355 } else {
2356 /* generation 1a magic card by default */
2357 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
2358 }
2359 if (res) {
2360 PrintAndLog("Can't read block. error=%d", res);
2361 return 1;
2362 }
2363
2364 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
2365
2366 if (mfIsSectorTrailer(blockNo)) {
2367 PrintAndLogEx(NORMAL, "Trailer decoded:");
2368 PrintAndLogEx(NORMAL, "Key A: %s", sprint_hex_inrow(memBlock, 6));
2369 PrintAndLogEx(NORMAL, "Key B: %s", sprint_hex_inrow(&memBlock[10], 6));
2370 int bln = mfFirstBlockOfSector(mfSectorNum(blockNo));
2371 int blinc = (mfNumBlocksPerSector(mfSectorNum(blockNo)) > 4) ? 5 : 1;
2372 for (int i = 0; i < 4; i++) {
2373 PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &memBlock[6]));
2374 bln += blinc;
2375 }
2376 PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&memBlock[9], 1));
2377 }
2378
2379 return 0;
2380 }
2381
2382 int CmdHF14AMfCGetSc(const char *Cmd) {
2383 uint8_t memBlock[16] = {0x00};
2384 uint8_t sectorNo = 0;
2385 int i, res, flags, gen = 0, baseblock = 0, sect_size = 4;
2386
2387 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2388 PrintAndLog("Usage: hf mf cgetsc <sector number>");
2389 PrintAndLog("sample: hf mf cgetsc 0");
2390 PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n");
2391 return 0;
2392 }
2393
2394 sectorNo = param_get8(Cmd, 0);
2395
2396 if (sectorNo > 39) {
2397 PrintAndLog("Sector number must be in [0..15] in MIFARE classic 1k and [0..39] in MIFARE classic 4k.");
2398 return 1;
2399 }
2400
2401 PrintAndLog("--sector number:%d ", sectorNo);
2402
2403 gen = mfCIdentify();
2404
2405 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
2406 if (sectorNo < 32 ) {
2407 baseblock = sectorNo * 4;
2408 } else {
2409 baseblock = 128 + 16 * (sectorNo - 32);
2410
2411 }
2412 if (sectorNo > 31) sect_size = 16;
2413
2414 for (i = 0; i < sect_size; i++) {
2415 if (i == 1) flags = 0;
2416 if (i == sect_size - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
2417
2418 if (gen == 2)
2419 /* generation 1b magic card */
2420 flags |= CSETBLOCK_MAGIC_1B;
2421
2422 res = mfCGetBlock(baseblock + i, memBlock, flags);
2423 if (res) {
2424 PrintAndLog("Can't read block. %d error=%d", baseblock + i, res);
2425 return 1;
2426 }
2427
2428 PrintAndLog("block %3d data:%s", baseblock + i, sprint_hex(memBlock, 16));
2429
2430 if (mfIsSectorTrailer(baseblock + i)) {
2431 PrintAndLogEx(NORMAL, "Trailer decoded:");
2432 PrintAndLogEx(NORMAL, "Key A: %s", sprint_hex_inrow(memBlock, 6));
2433 PrintAndLogEx(NORMAL, "Key B: %s", sprint_hex_inrow(&memBlock[10], 6));
2434 int bln = baseblock;
2435 int blinc = (mfNumBlocksPerSector(sectorNo) > 4) ? 5 : 1;
2436 for (int i = 0; i < 4; i++) {
2437 PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &memBlock[6]));
2438 bln += blinc;
2439 }
2440 PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&memBlock[9], 1));
2441 }
2442 }
2443 return 0;
2444 }
2445
2446
2447 int CmdHF14AMfCSave(const char *Cmd) {
2448
2449 FILE * f;
2450 char filename[FILE_PATH_SIZE] = {0x00};
2451 char * fnameptr = filename;
2452 uint8_t fillFromEmulator = 0;
2453 uint8_t buf[256] = {0x00};
2454 int i, j, len, flags, gen = 0, numblock = 64;
2455
2456 // memset(filename, 0, sizeof(filename));
2457 // memset(buf, 0, sizeof(buf));
2458
2459 if (param_getchar(Cmd, 0) == 'h') {
2460 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
2461 PrintAndLog("or into emulator memory (option `e`). 4K card: (option `4`)");
2462 PrintAndLog("Usage: hf mf csave [file name w/o `.eml`][e][4]");
2463 PrintAndLog("Sample: hf mf csave ");
2464 PrintAndLog(" hf mf csave filename");
2465 PrintAndLog(" hf mf csave e");
2466 PrintAndLog(" hf mf csave 4");
2467 PrintAndLog(" hf mf csave filename 4");
2468 PrintAndLog(" hf mf csave e 4");
2469 return 0;
2470 }
2471
2472 char ctmp = param_getchar(Cmd, 0);
2473 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
2474 if (ctmp == '4') numblock = 256;
2475 ctmp = param_getchar(Cmd, 1);
2476 if (ctmp == '4') numblock = 256;
2477
2478 gen = mfCIdentify();
2479 PrintAndLog("Saving magic mifare %dK", numblock == 256 ? 4:1);
2480
2481 if (fillFromEmulator) {
2482 // put into emulator
2483 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
2484 for (i = 0; i < numblock; i++) {
2485 if (i == 1) flags = 0;
2486 if (i == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
2487
2488 if (gen == 2)
2489 /* generation 1b magic card */
2490 flags |= CSETBLOCK_MAGIC_1B;
2491
2492 if (mfCGetBlock(i, buf, flags)) {
2493 PrintAndLog("Cant get block: %d", i);
2494 break;
2495 }
2496
2497 if (mfEmlSetMem(buf, i, 1)) {
2498 PrintAndLog("Cant set emul block: %d", i);
2499 return 3;
2500 }
2501 }
2502 return 0;
2503 } else {
2504 param_getstr(Cmd, 0, filename, sizeof(filename));
2505
2506 len = strlen(filename);
2507 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
2508
2509 ctmp = param_getchar(Cmd, 0);
2510 if (len < 1 || (ctmp == '4')) {
2511 // get filename
2512
2513 flags = CSETBLOCK_SINGLE_OPER;
2514 if (gen == 2)
2515 /* generation 1b magic card */
2516 flags |= CSETBLOCK_MAGIC_1B;
2517 if (mfCGetBlock(0, buf, flags)) {
2518 PrintAndLog("Cant get block: %d", 0);
2519 len = sprintf(fnameptr, "dump");
2520 fnameptr += len;
2521 }
2522 else {
2523 for (j = 0; j < 7; j++, fnameptr += 2)
2524 sprintf(fnameptr, "%02x", buf[j]);
2525 }
2526 } else {
2527 //memcpy(filename, Cmd, len);
2528 fnameptr += len;
2529 }
2530
2531 sprintf(fnameptr, ".eml");
2532
2533 // open file
2534 f = fopen(filename, "w+");
2535
2536 if (f == NULL) {
2537 PrintAndLog("File not found or locked.");
2538 return 1;
2539 }
2540
2541 // put hex
2542 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
2543 for (i = 0; i < numblock; i++) {
2544 if (i == 1) flags = 0;
2545 if (i == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
2546
2547 if (gen == 2)
2548 /* generation 1b magic card */
2549 flags |= CSETBLOCK_MAGIC_1B;
2550 if (mfCGetBlock(i, buf, flags)) {
2551 PrintAndLog("Cant get block: %d", i);
2552 break;
2553 }
2554 for (j = 0; j < 16; j++)
2555 fprintf(f, "%02x", buf[j]);
2556 fprintf(f,"\n");
2557 }
2558 fclose(f);
2559
2560 PrintAndLog("Saved to file: %s", filename);
2561
2562 return 0;
2563 }
2564 }
2565
2566
2567 int CmdHF14AMfSniff(const char *Cmd){
2568
2569 bool wantLogToFile = 0;
2570 bool wantDecrypt = 0;
2571 //bool wantSaveToEml = 0; TODO
2572 bool wantSaveToEmlFile = 0;
2573
2574 //var
2575 int res = 0;
2576 int len = 0;
2577 int parlen = 0;
2578 int blockLen = 0;
2579 int pckNum = 0;
2580 int num = 0;
2581 uint8_t uid[7];
2582 uint8_t uid_len;
2583 uint8_t atqa[2] = {0x00};
2584 uint8_t sak;
2585 bool isTag;
2586 uint8_t *buf = NULL;
2587 uint16_t bufsize = 0;
2588 uint8_t *bufPtr = NULL;
2589 uint8_t parity[16];
2590
2591 char ctmp = param_getchar(Cmd, 0);
2592 if ( ctmp == 'h' || ctmp == 'H' ) {
2593 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
2594 PrintAndLog("You can specify:");
2595 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
2596 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
2597 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
2598 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
2599 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
2600 PrintAndLog(" sample: hf mf sniff l d e");
2601 return 0;
2602 }
2603
2604 for (int i = 0; i < 4; i++) {
2605 ctmp = param_getchar(Cmd, i);
2606 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
2607 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
2608 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
2609 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
2610 }
2611
2612 printf("-------------------------------------------------------------------------\n");
2613 printf("Executing command. \n");
2614 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
2615 printf("Press the key on pc keyboard to abort the client.\n");
2616 printf("-------------------------------------------------------------------------\n");
2617
2618 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
2619 clearCommandBuffer();
2620 SendCommand(&c);
2621
2622 // wait cycle
2623 while (true) {
2624 printf(".");
2625 fflush(stdout);
2626 if (ukbhit()) {
2627 getchar();
2628 printf("\naborted via keyboard!\n");
2629 break;
2630 }
2631
2632 UsbCommand resp;
2633 if (WaitForResponseTimeoutW(CMD_ACK, &resp, 2000, false)) {
2634 res = resp.arg[0] & 0xff;
2635 uint16_t traceLen = resp.arg[1];
2636 len = resp.arg[2];
2637
2638 if (res == 0) { // we are done
2639 break;
2640 }
2641
2642 if (res == 1) { // there is (more) data to be transferred
2643 if (pckNum == 0) { // first packet, (re)allocate necessary buffer
2644 if (traceLen > bufsize || buf == NULL) {
2645 uint8_t *p;
2646 if (buf == NULL) { // not yet allocated
2647 p = malloc(traceLen);
2648 } else { // need more memory
2649 p = realloc(buf, traceLen);
2650 }
2651 if (p == NULL) {
2652 PrintAndLog("Cannot allocate memory for trace");
2653 free(buf);
2654 return 2;
2655 }
2656 buf = p;
2657 }
2658 bufPtr = buf;
2659 bufsize = traceLen;
2660 memset(buf, 0x00, traceLen);
2661 }
2662 memcpy(bufPtr, resp.d.asBytes, len);
2663 bufPtr += len;
2664 pckNum++;
2665 }
2666
2667 if (res == 2) { // received all data, start displaying
2668 blockLen = bufPtr - buf;
2669 bufPtr = buf;
2670 printf(">\n");
2671 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
2672 while (bufPtr - buf < blockLen) {
2673 bufPtr += 6; // skip (void) timing information
2674 len = *((uint16_t *)bufPtr);
2675 if(len & 0x8000) {
2676 isTag = true;
2677 len &= 0x7fff;
2678 } else {
2679 isTag = false;
2680 }
2681 parlen = (len - 1) / 8 + 1;
2682 bufPtr += 2;
2683 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
2684 memcpy(uid, bufPtr + 2, 7);
2685 memcpy(atqa, bufPtr + 2 + 7, 2);
2686 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
2687 sak = bufPtr[11];
2688 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2689 sprint_hex(uid + (7 - uid_len), uid_len),
2690 atqa[1],
2691 atqa[0],
2692 sak);
2693 if (wantLogToFile || wantDecrypt) {
2694 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2695 AddLogCurrentDT(logHexFileName);
2696 }
2697 if (wantDecrypt)
2698 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2699 } else {
2700 oddparitybuf(bufPtr, len, parity);
2701 PrintAndLog("%s(%d):%s [%s] c[%s]%c",
2702 isTag ? "TAG":"RDR",
2703 num,
2704 sprint_hex(bufPtr, len),
2705 printBitsPar(bufPtr + len, len),
2706 printBitsPar(parity, len),
2707 memcmp(bufPtr + len, parity, len / 8 + 1) ? '!' : ' ');
2708 if (wantLogToFile)
2709 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2710 if (wantDecrypt)
2711 mfTraceDecode(bufPtr, len, bufPtr[len], wantSaveToEmlFile);
2712 num++;
2713 }
2714 bufPtr += len;
2715 bufPtr += parlen; // ignore parity
2716 }
2717 pckNum = 0;
2718 }
2719 } // resp not NULL
2720 } // while (true)
2721
2722 free(buf);
2723
2724 msleep(300); // wait for exiting arm side.
2725 PrintAndLog("Done.");
2726 return 0;
2727 }
2728
2729 //needs nt, ar, at, Data to decrypt
2730 int CmdDecryptTraceCmds(const char *Cmd){
2731 uint8_t data[50];
2732 int len = 100;
2733 param_gethex_ex(Cmd, 3, data, &len);
2734 return tryDecryptWord(param_get32ex(Cmd, 0, 0, 16), param_get32ex(Cmd, 1, 0, 16), param_get32ex(Cmd, 2, 0, 16), data, len/2);
2735 }
2736
2737 int CmdHF14AMfAuth4(const char *cmd) {
2738 uint8_t keyn[20] = {0};
2739 int keynlen = 0;
2740 uint8_t key[16] = {0};
2741 int keylen = 0;
2742
2743 CLIParserInit("hf mf auth4",
2744 "Executes AES authentication command in ISO14443-4",
2745 "Usage:\n\thf mf auth4 4000 000102030405060708090a0b0c0d0e0f -> executes authentication\n"
2746 "\thf mf auth4 9003 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> executes authentication\n");
2747
2748 void* argtable[] = {
2749 arg_param_begin,
2750 arg_str1(NULL, NULL, "<Key Num (HEX 2 bytes)>", NULL),
2751 arg_str1(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
2752 arg_param_end
2753 };
2754 CLIExecWithReturn(cmd, argtable, true);
2755
2756 CLIGetHexWithReturn(1, keyn, &keynlen);
2757 CLIGetHexWithReturn(2, key, &keylen);
2758 CLIParserFree();
2759
2760 if (keynlen != 2) {
2761 PrintAndLog("ERROR: <Key Num> must be 2 bytes long instead of: %d", keynlen);
2762 return 1;
2763 }
2764
2765 if (keylen != 16) {
2766 PrintAndLog("ERROR: <Key Value> must be 16 bytes long instead of: %d", keylen);
2767 return 1;
2768 }
2769
2770 return MifareAuth4(NULL, keyn, key, true, false, true);
2771 }
2772
2773 // https://www.nxp.com/docs/en/application-note/AN10787.pdf
2774 int CmdHF14AMfMAD(const char *cmd) {
2775
2776 CLIParserInit("hf mf mad",
2777 "Checks and prints Mifare Application Directory (MAD)",
2778 "Usage:\n\thf mf mad -> shows MAD if exists\n"
2779 "\thf mf mad -a 03e1 -k ffffffffffff -b -> shows NDEF data if exists. read card with custom key and key B\n");
2780
2781 void *argtable[] = {
2782 arg_param_begin,
2783 arg_lit0("vV", "verbose", "show technical data"),
2784 arg_str0("aA", "aid", "print all sectors with aid", NULL),
2785 arg_str0("kK", "key", "key for printing sectors", NULL),
2786 arg_lit0("bB", "keyb", "use key B for access printing sectors (by default: key A)"),
2787 arg_param_end
2788 };
2789 CLIExecWithReturn(cmd, argtable, true);
2790 bool verbose = arg_get_lit(1);
2791 uint8_t aid[2] = {0};
2792 int aidlen;
2793 CLIGetHexWithReturn(2, aid, &aidlen);
2794 uint8_t key[6] = {0};
2795 int keylen;
2796 CLIGetHexWithReturn(3, key, &keylen);
2797 bool keyB = arg_get_lit(4);
2798
2799 CLIParserFree();
2800
2801 if (aidlen != 2 && keylen > 0) {
2802 PrintAndLogEx(WARNING, "do not need a key without aid.");
2803 }
2804
2805 uint8_t sector0[16 * 4] = {0};
2806 uint8_t sector10[16 * 4] = {0};
2807 if (mfReadSector(MF_MAD1_SECTOR, MF_KEY_A, (uint8_t *)g_mifare_mad_key, sector0)) {
2808 PrintAndLogEx(ERR, "read sector 0 error. card don't have MAD or don't have MAD on default keys.");
2809 return 2;
2810 }
2811
2812 if (verbose) {
2813 for (int i = 0; i < 4; i ++)
2814 PrintAndLogEx(NORMAL, "[%d] %s", i, sprint_hex(&sector0[i * 16], 16));
2815 }
2816
2817 bool haveMAD2 = false;
2818 MAD1DecodeAndPrint(sector0, verbose, &haveMAD2);
2819
2820 if (haveMAD2) {
2821 if (mfReadSector(MF_MAD2_SECTOR, MF_KEY_A, (uint8_t *)g_mifare_mad_key, sector10)) {
2822 PrintAndLogEx(ERR, "read sector 0x10 error. card don't have MAD or don't have MAD on default keys.");
2823 return 2;
2824 }
2825
2826 MAD2DecodeAndPrint(sector10, verbose);
2827 }
2828
2829 if (aidlen == 2) {
2830 uint16_t aaid = (aid[0] << 8) + aid[1];
2831 PrintAndLogEx(NORMAL, "\n-------------- AID 0x%04x ---------------", aaid);
2832
2833 uint16_t mad[7 + 8 + 8 + 8 + 8] = {0};
2834 size_t madlen = 0;
2835 if (MADDecode(sector0, sector10, mad, &madlen)) {
2836 PrintAndLogEx(ERR, "can't decode mad.");
2837 return 10;
2838 }
2839
2840 uint8_t akey[6] = {0};
2841 memcpy(akey, g_mifare_ndef_key, 6);
2842 if (keylen == 6) {
2843 memcpy(akey, key, 6);
2844 }
2845
2846 for (int i = 0; i < madlen; i++) {
2847 if (aaid == mad[i]) {
2848 uint8_t vsector[16 * 4] = {0};
2849 if (mfReadSector(i + 1, keyB ? MF_KEY_B : MF_KEY_A, akey, vsector)) {
2850 PrintAndLogEx(NORMAL, "");
2851 PrintAndLogEx(ERR, "read sector %d error.", i + 1);
2852 return 2;
2853 }
2854
2855 for (int j = 0; j < (verbose ? 4 : 3); j ++)
2856 PrintAndLogEx(NORMAL, " [%03d] %s", (i + 1) * 4 + j, sprint_hex(&vsector[j * 16], 16));
2857 }
2858 }
2859 }
2860
2861 return 0;
2862 }
2863
2864 int CmdHFMFNDEF(const char *cmd) {
2865
2866 CLIParserInit("hf mf ndef",
2867 "Prints NFC Data Exchange Format (NDEF)",
2868 "Usage:\n\thf mf ndef -> shows NDEF data\n"
2869 "\thf mf ndef -a 03e1 -k ffffffffffff -b -> shows NDEF data with custom AID, key and with key B\n");
2870
2871 void *argtable[] = {
2872 arg_param_begin,
2873 arg_litn("vV", "verbose", 0, 2, "show technical data"),
2874 arg_str0("aA", "aid", "replace default aid for NDEF", NULL),
2875 arg_str0("kK", "key", "replace default key for NDEF", NULL),
2876 arg_lit0("bB", "keyb", "use key B for access sectors (by default: key A)"),
2877 arg_param_end
2878 };
2879 CLIExecWithReturn(cmd, argtable, true);
2880
2881 bool verbose = arg_get_lit(1);
2882 bool verbose2 = arg_get_lit(1) > 1;
2883 uint8_t aid[2] = {0};
2884 int aidlen;
2885 CLIGetHexWithReturn(2, aid, &aidlen);
2886 uint8_t key[6] = {0};
2887 int keylen;
2888 CLIGetHexWithReturn(3, key, &keylen);
2889 bool keyB = arg_get_lit(4);
2890
2891 CLIParserFree();
2892
2893 uint16_t ndefAID = 0x03e1;
2894 if (aidlen == 2)
2895 ndefAID = (aid[0] << 8) + aid[1];
2896
2897 uint8_t ndefkey[6] = {0};
2898 memcpy(ndefkey, g_mifare_ndef_key, 6);
2899 if (keylen == 6) {
2900 memcpy(ndefkey, key, 6);
2901 }
2902
2903 uint8_t sector0[16 * 4] = {0};
2904 uint8_t sector10[16 * 4] = {0};
2905 uint8_t data[4096] = {0};
2906 int datalen = 0;
2907
2908 PrintAndLogEx(NORMAL, "");
2909
2910 if (mfReadSector(MF_MAD1_SECTOR, MF_KEY_A, (uint8_t *)g_mifare_mad_key, sector0)) {
2911 PrintAndLogEx(ERR, "read sector 0 error. card don't have MAD or don't have MAD on default keys.");
2912 return 2;
2913 }
2914
2915 bool haveMAD2 = false;
2916 int res = MADCheck(sector0, NULL, verbose, &haveMAD2);
2917 if (res) {
2918 PrintAndLogEx(ERR, "MAD error %d.", res);
2919 return res;
2920 }
2921
2922 if (haveMAD2) {
2923 if (mfReadSector(MF_MAD2_SECTOR, MF_KEY_A, (uint8_t *)g_mifare_mad_key, sector10)) {
2924 PrintAndLogEx(ERR, "read sector 0x10 error. card don't have MAD or don't have MAD on default keys.");
2925 return 2;
2926 }
2927 }
2928
2929 uint16_t mad[7 + 8 + 8 + 8 + 8] = {0};
2930 size_t madlen = 0;
2931 if (MADDecode(sector0, (haveMAD2 ? sector10 : NULL), mad, &madlen)) {
2932 PrintAndLogEx(ERR, "can't decode mad.");
2933 return 10;
2934 }
2935
2936 printf("data reading:");
2937 for (int i = 0; i < madlen; i++) {
2938 if (ndefAID == mad[i]) {
2939 uint8_t vsector[16 * 4] = {0};
2940 if (mfReadSector(i + 1, keyB ? MF_KEY_B : MF_KEY_A, ndefkey, vsector)) {
2941 PrintAndLogEx(ERR, "read sector %d error.", i + 1);
2942 return 2;
2943 }
2944
2945 memcpy(&data[datalen], vsector, 16 * 3);
2946 datalen += 16 * 3;
2947
2948 printf(".");
2949 }
2950 }
2951 printf(" OK\n");
2952
2953 if (!datalen) {
2954 PrintAndLogEx(ERR, "no NDEF data.");
2955 return 11;
2956 }
2957
2958 if (verbose2) {
2959 PrintAndLogEx(NORMAL, "NDEF data:");
2960 dump_buffer(data, datalen, stdout, 1);
2961 }
2962
2963 NDEFDecodeAndPrint(data, datalen, verbose);
2964
2965 return 0;
2966 }
2967
2968 static command_t CommandTable[] =
2969 {
2970 {"help", CmdHelp, 1, "This help"},
2971 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2972 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2973 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2974 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2975 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2976 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2977 {"auth4", CmdHF14AMfAuth4, 0, "ISO14443-4 AES authentication"},
2978 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2979 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2980 {"hardnested", CmdHF14AMfNestedHard, 0, "Nested attack for hardened Mifare cards"},
2981 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2982 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2983 {"sim", CmdHF14AMfSim, 0, "Simulate MIFARE card"},
2984 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory"},
2985 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2986 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2987 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2988 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2989 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2990 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2991 {"cwipe", CmdHF14AMfCWipe, 0, "Wipe magic Chinese card"},
2992 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2993 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
2994 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
2995 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
2996 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2997 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2998 {"decrypt", CmdDecryptTraceCmds, 1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},
2999 {"mad", CmdHF14AMfMAD, 0, "Checks and prints MAD"},
3000 {"ndef", CmdHFMFNDEF, 0, "Prints NDEF records from card"},
3001 {NULL, NULL, 0, NULL}
3002 };
3003
3004 int CmdHFMF(const char *Cmd)
3005 {
3006 (void)WaitForResponseTimeout(CMD_ACK,NULL,100);
3007 CmdsParse(CommandTable, Cmd);
3008 return 0;
3009 }
3010
3011 int CmdHelp(const char *Cmd)
3012 {
3013 CmdsHelp(CommandTable);
3014 return 0;
3015 }
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